OOL Bubble Detector

Bubble detection of various liquids, incl. water, oil or coolants

Reliable switch indicating detection of bubbles from ca. 1mm diameter; suitable for various liquids continuous thermal principle. The robust steel sensor is suitable for aggressive liquids. It is independant of flowrate changes and suffers minimal pressure loss 

Product Name
OOL Bubble Detector EVAKIT
Measured medium
Liquid Flow
Operating temperature range
+5 °C to +150 °C (media), +5 °C to +60 °C (module)
Housing dimensions
30 x 90 x 36 mm
Fluidic connection
Tubing with 4 mm inner diameter
Flow range
min. 0.5 kg/h for DI-water
Flow channel inner dimensions
Ø 3.7 mm
Flow channel length
80 mm
Wetted materials
Stainless Steel 1.4301
Flow range full bridge mode
min. 0.5 kg/h (for DI-water)
Response time t63
6 msec.
140 g
Supply voltage
10 ... 26V DC
Output signal
Open drain switched ground signal ( open = bubble detected), up to 60V switching voltage, nominal load 700 mA
holding time >30 msec.

Product details


Consistent with the well-known, high-quality standards in Switzerland, IST AG is certified according to ISO 9001:2015 (quality) and ISO 14001:2015 (environment).  Appropriate processes are part of our daily work. They are regularly audited and extended parallel to the growth of our company. 

> Read more